Home / 53,293,987,823.12-79,941,595,842.34-19,262,103,512.34

Finding the Fourth Proportional to 53,293,987,823.12, 79,941,595,842.34 and 19,262,103,512.34

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Solution

The fourth proportional to 53,293,987,823.12, 79,941,595,842.34 and 19,262,103,512.34 is: 28,893,377,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,293,987,823.12 : 79,941,595,842.34 = 19,262,103,512.34 : x
  2. Step 2: Convert to fraction form
    53,293,987,823.12/79,941,595,842.34 = 19,262,103,512.34/x
  3. Step 3: Cross multiply
    53,293,987,823.12x = 79,941,595,842.34 × 19,262,103,512.34
  4. Step 4: Simplify right side
    53,293,987,823.12x = 1,539,843,294,056,705,949,696
  5. Step 5: Solve for x
    x = 1,539,843,294,056,705,949,696/53,293,987,823.12
  6. Step 6: Final answer
    x = 28,893,377,226.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.